São Luís Weather in March

What's the weather like in São Luís (Maranhão) in March 2023?

The climate in São Luís during March can be summarized as hot, humid and very wet.

March is in the fall / autumn in São Luís and is typically the coldest month of the year. Daytime maximum temperatures average around a steamy 30°C (86°F), whilst at night 23°C (74°F) is normal.

São Luís weather averages (imperial / metric)
Daytime temperature 29.9°C 85.7°F
Nightly temperature 23.2°C 73.7°F
Average temperature 26.5°C 79.7°F
Daily sunshine 3.8 hrs
Avg rainfall 390 mm 15.4 ins
Rainy days 31 days
Sea temperature 28.5°C 83.3°F
Humidity 88%
Windspeed 5.8kph 4 mph

On average March is the 2nd wettest month of the year in São Luís with around 390mm 15.4 inches of rain making it a very wet time to visit. This rainfall is typically spread over 31 days, although this may vary considerably.

On the flip side this corresponds to an average of 3.8 hours of sunshine per day.

March temperatures in São Luís

São Luís average temperature in March

March rainfall

São Luís average rain in March

March hourly sunshine

São Luís average rain in March

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in São Luís in March 2023.

Other monthly averages

Best places to visit in March

UV index Best time to go?

São Luís weather stats

São Luís weather statistics
Hottest month: November 31.8°C 89.2°F
Driest month: October 10mm 0.4ins
Sunniest month: August 9hrs
Coldest month: March 29.7°C 85.5°F
Wettest month: April 431mm 17ins
Map showing location of São Luís (-2.52972, -44.30278)

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